import Vue from 'vue';
import axios from 'axios';
import router from '@/router';
import qs from 'qs';
import merge from 'lodash/merge';
import { clearLoginInfo } from '@/utils';

const http = axios.create({
    timeout: 1000 * 30,
    withCredentials: true,
    headers: {
        'Content-Type': 'application/json; charset=utf-8',
    },
});

/**
 * 请求拦截
 */
http.interceptors.request.use(
    config => {
        config.headers['token'] = Vue.cookie.get('token'); // 请求头带上token
        return config;
    },
    error => {
        return Promise.reject(error);
    },
);

/**
 * 响应拦截
 */
http.interceptors.response.use(
    response => {
        if (response.data && response.data.code === 401) {
            // 401, token失效
            clearLoginInfo();
            router.push({ name: 'login' });
        }
        return response;
    },
    error => {
        return Promise.reject(error);
    },
);

/**
 * 请求地址处理
 * @param {*} actionName action方法名称
 */
http.adornUrl = actionName => {
    // 非生产环境 && 开启代理, 接口前缀统一使用[/proxyApi/]前缀做代理拦截!
    return (
        (process.env.NODE_ENV !== 'production' && process.env.OPEN_PROXY ? '/proxyApi/' : window.SITE_CONFIG.baseUrl) +
        actionName
    );
};

/**
 * get请求参数处理
 * @param {*} params 参数对象
 * @param {*} openDefultParams 是否开启默认参数?
 */
http.adornParams = (params = {}, openDefultParams = true) => {
    var defaults = {
        t: new Date().getTime(),
    };
    return openDefultParams ? merge(defaults, params) : params;
};

/**
 * post请求数据处理
 * @param {*} data 数据对象
 * @param {*} openDefultdata 是否开启默认数据?
 * @param {*} contentType 数据格式
 *  json: 'application/json; charset=utf-8'
 *  form: 'application/x-www-form-urlencoded; charset=utf-8'
 */
http.adornData = (data = {}, openDefultdata = true, contentType = 'json') => {
    var defaults = {
        t: new Date().getTime(),
    };
    data = openDefultdata ? merge(defaults, data) : data;
    return contentType === 'json' ? JSON.stringify(data) : qs.stringify(data);
};

export default http;
